Patents by Inventor Costas E. Markakis

Costas E. Markakis has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Fluidic clinometer control apparatus
    Patent number: RE28694
    Abstract: Disclosed herein is a fluidic clinometer for automatically operating servomechanisms according to the angular displacements of a structure on which the inclinometer is fixedly mounted for integral movement therewith.
    Type: Grant
    Filed: February 19, 1975
    Date of Patent: January 27, 1976
    Inventors: Costas E. Markakis, George N. Vamvakoussis